Make: Projects

The Brain Machine Get altered states of consciousness with this microcontroller-driven sound and light device. By Mitch Altman

88

Tabletop Biosphere A fun demonstration of the ecological cycles that keep us alive. By Martin John Brown

110

4 Make: Volume 10

Plastic Fantastic

Desk Set Saw, drill, and bend your own objects made of ABS plastic. By Charles Platt

100

Electronic

Test Equipment See and understand what’s happening

inside a circuit. By Tom Anderson and

Wendell Anderson

158